Data Rookies Data Wrangling Essentials

Start your data journey by mastering the messy middle-data wrangling. This beginner-friendly book walks you through the core skills every data analyst needs such as fixing missing values, combining tables with SQL, transforming variables, and modifying datasets for analysis. With real-world examples, no-code workflows, and plain explanations, you'll learn the concepts of how to prepare data that's ready for insights. Pair this book with companion books with lab exercises to practice (available in R and Orange), slides, solution guides and more available resources at our website to bring your learning data analytics to life. Full resources are available from the publisher - slides, answers, quizzes, worksheets - for teaching and self study.